71.12.Z - Engineering activities and related technical consultancy
43.29.Z - Other construction installation
82.19.Z - Photocopying, document preparation and other specialised office support activities
77.32.Z - Rental and leasing of construction machinery and equipment
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
71.20.B - Other technical testing and analysis
63.11.Z - Data processing, hosting and related activities
62.09.Z - Other information technology and computer service activities
62.03.Z - Computer facilities management activities
62.02.Z - Computer consultancy activities
62.01.Z - Computer programming activities
61.20.Z - Wireless telecommunications activities, excluding satellite telecommunications activities
61.10.Z - Wired telecommunications activities
46.52.Z - Wholesale of electronic and telecommunications equipment and parts thereof
43.99.Z - Other specialised construction activities not elsewhere classified
18.12.Z - Other printing
43.22.Z - Plumbing, heat and air-conditioning installation
43.21.Z - Electrical installation
43.12.Z - Site preparation
43.11.Z - Demolition
42.22.Z - Works related to construction of telecommunications and electricity lines
42.21.Z - Works related to construction of transmission pipelines and distribution networks
42.11.Z - Works related to construction of roads and motorways
41.20.Z - Building works related to erection of residential and non-residential buildings
33.20.Z - Installation of industrial machinery and equipment and outfit
33.14.Z - Repair and maintenance of electrical equipment
18.14.Z - Binding and related services
18.13.Z - Pre-press and pre-media services